#include <stdio.h>
#include <time.h>

int AddTotal(int from , int to)
{
    int sum=0;
    int i=0;
    for(i=from;i<to;i++)
   {
      sum+=i;
   }
    return sum;
}

void Print(int sum)
{
    long long timestamp=time(NULL);
    printf("result=%d,timestamp:%lld\n",sum,timestamp);
}

int main()
{
    int sum=AddTotal(0,100);
    printf("hello a\n");
    printf("hello b\n");
    printf("hello c\n");
    printf("hello d\n");
    printf("hello e\n");
    printf("hello f\n");

    Print(sum);
    return 0;
}
